

package jetbrains.buildServer.server.rest.request;

import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import javax.ws.rs.*;
import javax.ws.rs.core.Context;
import jetbrains.buildServer.server.rest.ApiUrlBuilder;
import jetbrains.buildServer.server.rest.data.DataProvider;
import jetbrains.buildServer.server.rest.data.finder.impl.BuildFinder;
import jetbrains.buildServer.server.rest.data.finder.impl.BuildTypeFinder;
import jetbrains.buildServer.server.rest.data.finder.impl.ProjectFinder;
import jetbrains.buildServer.server.rest.model.Fields;
import jetbrains.buildServer.server.rest.model.build.Build;
import jetbrains.buildServer.server.rest.model.plugin.PluginInfo;
import jetbrains.buildServer.server.rest.util.BeanContext;
import jetbrains.buildServer.serverSide.BuildPromotion;
import jetbrains.buildServer.serverSide.SBuildType;
import jetbrains.buildServer.serverSide.SProject;
import org.jetbrains.annotations.NotNull;

/**
 * @author Yegor.Yarko
 *         Date: 22.07.2009
 */
@Path(Constants.API_URL)
@Api("Root")
public class RootApiRequest {
  public static final String API_VERSION = "/apiVersion";
  public static final String VERSION = "/version";
  @Context @NotNull private DataProvider myDataProvider;
  @Context @NotNull private BuildFinder myBuildFinder;
  @Context @NotNull private BuildTypeFinder myBuildTypeFinder;
  @Context @NotNull private ProjectFinder myProjectFinder;
  @Context @NotNull private ApiUrlBuilder myApiUrlBuilder;
  @Context @NotNull public BeanContext myBeanContext;

  @GET
  @Produces("text/plain")
  @ApiOperation(value="Get root endpoints.",nickname="getRootEndpoints")
  public String serveRoot() {
    return "This is a root of TeamCity REST API.\n" +
           "Explore what's inside from '" + myApiUrlBuilder.transformRelativePath(ServerRequest.API_SERVER_URL) + "'.\n" +
           "See also notes on the usage at " + myDataProvider.getHelpLink("REST API", null);
  }

  @GET
  @Path(VERSION)
  @Produces("text/plain")
  @ApiOperation(value="Get the TeamCity server version.",nickname="getVersion")
  public String serveVersion() {
    return myDataProvider.getPluginInfo().getPluginXml().getInfo().getVersion();
  }

  @GET
  @Path(API_VERSION)
  @Produces("text/plain")
  @ApiOperation(value="Get the API version.",nickname="getApiVersion")
  public String serveApiVersion() {
    return myDataProvider.getPluginInfo().getParameterValue("api.version");
  }

  @GET
  @Path("/info")
  @Produces("application/xml")
  @ApiOperation(value="Get the plugin info.",nickname="getPluginInfo")
  public PluginInfo servePluginInfo(@QueryParam("fields") String fields) {
    return new PluginInfo(myDataProvider.getPluginInfo(), new Fields(fields), myBeanContext);
  }

  @GET
  @ApiOperation(value = "serveBuildFieldShort", hidden = true)
  @Path("/{projectLocator}/{btLocator}/{buildLocator}/{field}")
  @Produces("text/plain")
  public String serveBuildFieldShort(@PathParam("projectLocator") String projectLocator,
                                     @PathParam("btLocator") String buildTypeLocator,
                                     @PathParam("buildLocator") String buildLocator,
                                     @PathParam("field") String field) {
    SProject project = myProjectFinder.getItem(projectLocator);
    SBuildType buildType = myBuildTypeFinder.getBuildType(project, buildTypeLocator, false);
    final BuildPromotion buildPromotion = myBuildFinder.getBuildPromotion(buildType, buildLocator);

    return Build.getFieldValue(buildPromotion, field, new BeanContext(myDataProvider.getBeanFactory(), myDataProvider.getServer(), myApiUrlBuilder));
  }
}